• Webster's Revised Unabridged Dictionary
    • n Dichogamy (Bot) The condition of certain species of plants, in which the stamens and pistil do not mature simultaneously, so that these plants can never fertilize themselves.
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Century Dictionary and Cyclopedia
    • n dichogamy In botany, a provision in hermaphrodite flowers to prevent self-fertilization by a difference in the time of maturity of the anthers and Stigma. It is distinguished as proterandrous or proterogynous, according as the anthers or the stigmas are the first to become mature.
    • n dichogamy In zoology, the maturation in hermaphroditic animals of the ova and sperm at different times so as to preclude self-fertilization.
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Chambers's Twentieth Century Dictionary
    • n Dichogamy dī-kog′a-mi an arrangement for preventing the self-fertilisation of hermaphrodite flowers, the stamens and stigmas ripening at different times
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Webster's Revised Unabridged Dictionary
Gr. in two, asunder + marriage
Chambers's Twentieth Century Dictionary
Gr. dicha, in two, gamos, marriage.


In literature:

DICHOGAMY, in flowers, the condition in which anthers and stigmas ripen at different times, whereby self-pollination is effectually prevented.
"The New Gresham Encyclopedia" by Various